Sanger, Clyde. <br/><br/>
Trees for people :  an account of the forestry research program supported by the International Development Research Centre / 
Clyde Sanger with the collaboration of Gilles Lessard and Gunnar Poulsen. 
 - Ottawa :  International Development Research Centre,  c1977. 
<br/><br/> "IDRC-094e"  Issued also in French under title: Des arbres et des hommes. 
<br/><br/><label>ISBN: </label>  
<br/><br/><label>LCCN: </label>cn 79070628 
<br/><br/><label>Nat. Bib. No.: </label>C79-70628-8